Acknowledgements

The author would like to acknowledge the invaluable contributions of the following individuals for volunteering their time to review this document:

• Karen Jehanian, KMJ Consulting, Haverford, PA
• Jambala (Jay) Ruit, Edwards and Kelcey, Inc., West Chester, PA
• Jeffery Purdy, Edwards and Kelcey, Inc., West Chester, PA
• Richard Easley, E² Engineering, Ashburn, VA
• Ray Cauduro, GDI Systems, LLC, Newport, OR

The following individuals supported the overall development of this document:

• Paul Olson, FHWA, San Francisco, CA
• Bill Jones, FHWA, Washington, D.C.
• Lou Neudorf, Siemens ITS, New York, NY
• Robert Reiss, Dunn Engineering Associates, Westhampton Beach, NY
• Robert Gordon, Dunn Engineering Associates, Westhampton Beach, NY
• Warren Tighe, Siemens ITS, Concord, CA